diff options
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/dt/dt_dev.c | 18 | ||||
| -rw-r--r-- | sys/dev/dt/dtvar.h | 24 |
2 files changed, 21 insertions, 21 deletions
diff --git a/sys/dev/dt/dt_dev.c b/sys/dev/dt/dt_dev.c index 0c6a34cdfb8..19b37f83063 100644 --- a/sys/dev/dt/dt_dev.c +++ b/sys/dev/dt/dt_dev.c @@ -1,4 +1,4 @@ -/* $OpenBSD: dt_dev.c,v 1.7 2020/06/27 07:22:09 bket Exp $ */ +/* $OpenBSD: dt_dev.c,v 1.8 2020/07/04 08:06:07 anton Exp $ */ /* * Copyright (c) 2019 Martin Pieuchot <mpi@openbsd.org> @@ -74,19 +74,19 @@ * * Locks used to protect struct members in this file: * m per-softc mutex - * k kernel lock + * K kernel lock */ struct dt_softc { - SLIST_ENTRY(dt_softc) ds_next; /* [k] descriptor list */ + SLIST_ENTRY(dt_softc) ds_next; /* [K] descriptor list */ int ds_unit; /* [I] D_CLONE unique unit */ pid_t ds_pid; /* [I] PID of tracing program */ struct mutex ds_mtx; - struct dt_pcb_list ds_pcbs; /* [k] list of enabled PCBs */ - struct dt_evt *ds_bufqueue; /* [k] copy evts to userland */ - size_t ds_bufqlen; /* [k] length of the queue */ - int ds_recording; /* [k] currently recording? */ + struct dt_pcb_list ds_pcbs; /* [K] list of enabled PCBs */ + struct dt_evt *ds_bufqueue; /* [K] copy evts to userland */ + size_t ds_bufqlen; /* [K] length of the queue */ + int ds_recording; /* [K] currently recording? */ int ds_evtcnt; /* [m] # of readable evts */ /* Counters */ @@ -94,7 +94,7 @@ struct dt_softc { uint64_t ds_dropevt; /* [m] # of events dropped */ }; -SLIST_HEAD(, dt_softc) dtdev_list; /* [k] list of open /dev/dt nodes */ +SLIST_HEAD(, dt_softc) dtdev_list; /* [K] list of open /dev/dt nodes */ /* * Probes are created during dt_attach() and never modified/freed during @@ -104,7 +104,7 @@ unsigned int dt_nprobes; /* [I] # of probes available */ SIMPLEQ_HEAD(, dt_probe) dt_probe_list; /* [I] list of probes */ struct rwlock dt_lock = RWLOCK_INITIALIZER("dtlk"); -volatile uint32_t dt_tracing = 0; /* [k] # of processes tracing */ +volatile uint32_t dt_tracing = 0; /* [K] # of processes tracing */ void dtattach(struct device *, struct device *, void *); int dtopen(dev_t, int, int, struct proc *); diff --git a/sys/dev/dt/dtvar.h b/sys/dev/dt/dtvar.h index 9db1276a3fe..65a89122a14 100644 --- a/sys/dev/dt/dtvar.h +++ b/sys/dev/dt/dtvar.h @@ -1,4 +1,4 @@ -/* $OpenBSD: dtvar.h,v 1.3 2020/03/28 15:42:25 mpi Exp $ */ +/* $OpenBSD: dtvar.h,v 1.4 2020/07/04 08:06:07 anton Exp $ */ /* * Copyright (c) 2019 Martin Pieuchot <mpi@openbsd.org> @@ -159,14 +159,14 @@ int dtioc_req_isvalid(struct dtioc_req *); * * Locks used to protect struct members in this file: * I immutable after creation - * k kernel lock - * k,s kernel lock for writting and SMR for reading + * K kernel lock + * K,S kernel lock for writting and SMR for reading * m per-pcb mutex * c owned (read & modified) by a single CPU */ struct dt_pcb { - SMR_SLIST_ENTRY(dt_pcb) dp_pnext; /* [k,s] next PCB per probe */ - TAILQ_ENTRY(dt_pcb) dp_snext; /* [k] next PCB per softc */ + SMR_SLIST_ENTRY(dt_pcb) dp_pnext; /* [K,S] next PCB per probe */ + TAILQ_ENTRY(dt_pcb) dp_snext; /* [K] next PCB per softc */ /* Event states ring */ unsigned int dp_prod; /* [m] read index */ @@ -203,18 +203,18 @@ void dt_pcb_ring_consume(struct dt_pcb *, struct dt_evt *); * * Locks used to protect struct members in this file: * I immutable after creation - * k kernel lock - * d dt_lock - * d,s dt_lock for writting and SMR for reading + * K kernel lock + * D dt_lock + * D,S dt_lock for writting and SMR for reading */ struct dt_probe { - SIMPLEQ_ENTRY(dt_probe) dtp_next; /* [k] global list of probes */ - SMR_SLIST_HEAD(, dt_pcb) dtp_pcbs; /* [d,s] list of enabled PCBs */ + SIMPLEQ_ENTRY(dt_probe) dtp_next; /* [K] global list of probes */ + SMR_SLIST_HEAD(, dt_pcb) dtp_pcbs; /* [D,S] list of enabled PCBs */ struct dt_provider *dtp_prov; /* [I] its to provider */ const char *dtp_func; /* [I] probe function */ const char *dtp_name; /* [I] probe name */ uint32_t dtp_pbn; /* [I] unique ID */ - volatile uint32_t dtp_recording; /* [d] is it recording? */ + volatile uint32_t dtp_recording; /* [D] is it recording? */ uint8_t dtp_nargs; /* [I] # of arguments */ /* Provider specific fields. */ @@ -228,7 +228,7 @@ struct dt_probe { */ struct dt_provider { const char *dtpv_name; /* [I] provider name */ - volatile uint32_t dtpv_recording;/* [d] # of recording PCBs */ + volatile uint32_t dtpv_recording;/* [D] # of recording PCBs */ int (*dtpv_alloc)(struct dt_probe *, struct dt_softc *, struct dt_pcb_list *, struct dtioc_req *); |